<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>04_元素变换与过渡</title>
    <style>
        div{
            width: 100px;
            height: 100px;
            background-color: #00d0ff;
            margin: 100px auto 0;
            transition: 60s;
            border-radius: 30px;
        }
        div:hover {
            background-color: lightseagreen;
            transform: scale(2) rotate(36000000000000000deg);
            border-radius: 50px;
        }
    </style>
</head>
<body>
<div></div>
</body>
</html>